Explanation

• The idiom “Let sleeping dogs lie” means not to bring up an old problem or conflict again.
• It advises leaving a troublesome situation alone if it is already settled.

Last verified on 09-08-2026

Explanation

• Urine is produced in the kidneys by filtering the blood.
• The kidneys remove excess water, salts, and waste products from the blood.
• Urine is formed in tiny filtering units called nephrons.
• After formation, urine passes through the ureters to the urinary bladder.
• The kidneys help maintain the body's fluid and electrolyte balance.

Last verified on 04-08-2026

Explanation

• The Indus Waters Treaty was signed on September 19, 1960, in Karachi.
• It was signed between Pakistan (President Ayub Khan) and India (Prime Minister Jawaharlal Nehru).
• It was brokered by the World Bank.

It became effective on April 1, 1960.

• Western Rivers (given to Pakistan): Indus, Jhelum, Chenab
• Eastern Rivers (given to India): Ravi, Beas, Sutlej

Last verified on 30-03-2026

Explanation

• Enforcement date: 14 August 1973
• Introduced by: Zulfikar Ali Bhutto
• Legislature: Bicameral (National Assembly + Senate)
• President elected by: National Assembly and Senate
• Prime Minister elected by: National Assembly

Additional information:

• 1956 Constitution → 23 March 1956
• 1962 Constitution → 8 June 1962

Last verified on 06-07-2026

Explanation

United States of America (USA) celebrates its independence day annually on 4 July.  

The US got independence on 4 July 1776 from Britain. 

In 2026, the US celebrated its 250th independence day. 

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Explanation

• The Indus River starts in Tibet (China).
• It is originates from the Mansarovar lake.
• It is flows through India, Pakistan.
• It is finally falls into the Arabian Sea near Karachi.
• River Indus starts making a delta near the city of Thatta.

Additional information:

• The old name of the Indus river was: Sindhu
• National River of Pakistan: Indus River
• The Six Barrages constructed in Indus River.
• Indus River Length: 3,180 km
• Indus River 2nd source: Gar Tsangpo
• The upper Indus plain starts from Kalabagh.
• The upper Indus plain ends at Mithankot.

Last verified on 17-03-2026

Explanation

• Boiling point of water: 100°C
• Freezing point of water: 0°C
• Standard atmospheric pressure: 1 atm (760 mmHg)
• 0°C = 32°F
• 100°C = 212°F

Last verified on 06-07-2026

Explanation

• Holy Prophet Muhammad (ﷺ) passed away on Monday, 8 June 632 CE (12 Rabiʿ al-Awwal, 11 AH).
• He was buried in the room of Hazrat Aisha (RA), which is now part of Al-Masjid an-Nabawi.
• The Prophet (ﷺ) was died at the age of 63 years.

Additional information:

• Birth: 12 Rabiʿ al-Awwal, 571 CE
• Mother (Hazrat Amina RA) passed away: When he was 6 years old
• Grandfather (Abdul Muttalib) passed away: When he was 8 years old
• Migration (Hijrah) to Madinah: 622 CE

Last verified on 03-07-2026

Explanation

• Quaid-e-Azam Muhammad Ali Jinnah was given the title “Ambassador of Hindu-Muslim Unity”.
• This title was conferred by Sarojini Naidu, a prominent Indian political leader and poet.
• At that time, Jinnah was working for unity between Hindus and Muslims.

Last verified on 13-01-2026

Explanation

• Sulah-e-Hudaibiya was signed in the year 628/6 A.H.
• It was signed for 10 Years.
• It was scribed by Ali Al-Murtaza (R.A).
• Hudabia is the name of the tree.
• It was a pivotal treaty between Muhammadﷺ, representing the state of Medina, and the Qurayshi tribe.

Last verified on 30-03-2026